← Back to summary See all parameters RESEAU S.M.E.A. - REG. MINIERE · Saint-Hilaire
SIVOM REGION MINIERE
Water safety Water safety Parameter Unfiltered tap water Allowed range Filtered Free Chlorinemg CL2/l 0.18 ● (Near the limit) 0.2 – 1 0.004 ▲ Total Chlorinemg CL2/l 0.24 No limit 0.048
General General Parameter Unfiltered tap water Allowed range Filtered TemperatureC 22.3 No limit 22.3 Hardnessmg CaCO3/l 135.3 80 – 459 135.3 Hardness fF 13.5 No limit 13.5 pH 8 6.5 – 9.5 8 TurbidityNTU 0.25 ≤ 4 0.025 ColorColor Units 5 ≤ 15 5 ConductivityμS / cm 374 ≤ 2,500 374 TDSmg/l 239.4estimated 0 – 1,199 239.4 Alkalinitymg CaCO3/l 96.2 No limit 96.2 Bicarbonatemg HCO3/l 187Sampled Oct 2025 No limit 187
Pathogens Pathogens Parameter Unfiltered tap water Allowed range Filtered ClostridiumUFC/100ml 0Sampled Jun 2026 ≤ 0 0 eColiUFC/100ml 0 ≤ 0 0 BacteriasNMP/100ml 0 ≤ 0 0 EnterococcusUFC/100ml 0 ≤ 0 0
Chemical parameters Chemical parameters Parameter Unfiltered tap water Allowed range Filtered Cyanide totalμg CN/l 10Sampled Jun 2026 ≤ 50 0.5 Fluoridemg F/l 0.13Sampled Jun 2026 ≤ 1.5 0.039 Mercuryμg Hg/l 0.01Sampled Jun 2026 ≤ 1 0.001 Nitritesmg NO2/l 0.01 ≤ 0.5 0.004 Nitratesmg NO3/l 5.2 ≤ 50 1.56
Minerals Minerals Parameter Unfiltered tap water Allowed range Filtered Magnesiummg/l 4.2 No limit 4.2 Calciummg/l 47.2 No limit 47.2 Potassiummg/l 5.1Sampled Jun 2026 No limit 5.1 Chloridemg/l 46.8 ≤ 250 46.8
Metals Metals Parameter Unfiltered tap water Allowed range Filtered Aluminiumμg/l 10Sampled Jun 2026 ≤ 200 10 Antimonyμg/l 1Sampled Jun 2026 ≤ 5 1 Arsenicμg/l 3Sampled Jun 2026 ≤ 10 1.5 Bariumμg/l 54Sampled Jun 2026 ≤ 1,000 54 Cadmiumμg/l 1Sampled Jun 2026 ≤ 5 1 Chromiumμg/l 5Sampled Jun 2026 ≤ 50 5 Copperμg/l 10Sampled Jun 2026 ≤ 2,000 0.5 Ironμg/l 10Sampled Jun 2026 ≤ 200 10 Manganeseμg/l 10Sampled Jun 2026 ≤ 50 10 Leadμg/l 2Sampled Jun 2026 ≤ 10 0.1 Nickelμg/l 5Sampled Jun 2026 ≤ 20 5 Seleniumμg/l 2Sampled Jun 2026 ≤ 10 2 Sodiummg/l 13.1Sampled Jun 2026 ≤ 200 13.1
Chlorine by-products Chlorine by-products Parameter Unfiltered tap water Allowed range Filtered Trichloroethyleneμg/l 0.1Sampled Jun 2026 No limit 0.005 Total Trihalomethanesμg/l 21.6Sampled Jun 2026 ≤ 100 1.08
Pesticides Pesticides Parameter Unfiltered tap water Allowed range Filtered Heptachlorug/L 0.005Sampled Jun 2026 ≤ 0.4 0.005 Total pesticidesug/L 0.02Sampled Jun 2026 ≤ 0.5 0.02
Herbicides Herbicides Parameter Unfiltered tap water Allowed range Filtered D 2 4ug/L 0.02Sampled Jun 2026 ≤ 70 0.02 Atrazineug/L 0.005Sampled Jun 2026 ≤ 3 0.005
Perfluorinated chemicals Perfluorinated chemicals Parameter Unfiltered tap water Allowed range Filtered PFOAug/L 0.001Sampled Jun 2026 No limit 0.001 PFOSug/L 0.001Sampled Jun 2026 No limit 0.001 PFNAug/L 0.001Sampled Jun 2026 No limit 0.001 Total PFASug/L 0.029Sampled Jun 2026 ≤ 0.1 0.003 PFAS 4ng/l Not reported No limit — PFAS 21ng/l Not reported No limit —
Other Other Parameter Unfiltered tap water Allowed range Filtered Ammoniamg/l 0.01 No limit 0.003 Sulfatemg/l 10.5 No limit 10.5 Uraniumug/L 10Sampled Jun 2026 No limit 10
Data from the French health inspection of drinking water (Ministry of Health, regional health agencies), per distribution unit. Quality ranges are based on WHO guidelines, EU Directive 2020/2184 and the French public health code.
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Data from the French health inspection of drinking water (Ministry of Health, regional health agencies), per distribution unit. Quality ranges are based on WHO guidelines, EU Directive 2020/2184 and the French public health code.
